Description : 13. Operations Research cannot give perfect _____ to problems a. Answers b. Solutions c. Both a & b d. Decisions
Last Answer : c. Both a & b
Description : Operations Research models in which values of all variables and all possible outcomes are known with certainty are called _____ a. Physical b. Symbolic c. Deterministic d. Probabilistic
Last Answer : c. Deterministic
Description : 25. Operations Research models in which some or all values of variables are random in nature are called _____ a. Physical b. Symbolic c. Deterministic d. Probabilistic
Last Answer : d. Probabilistic
Description : Operations Research techniques cannot be applied to _____ a. Managerial judgement b. Business initiatives c. Customer perceptions d. All of the above
Last Answer : c. Customer perceptions
Description : 9. Operations Research has the characteristics that it is done by a team of _____ a. Scientists b. Mathematicians c. Academics d. All of the above
Last Answer : a. Scientists
Description : The Term Operations Research was coined in the year _____ a. 1950 b. 1940 c. 1978 d. 1960
Last Answer : B. 1940
Description : Operations Research, which is a very powerful tool for _____ a. Research b. Decision-Making c. Operations d. None of the above
Last Answer : Decision-Making
Description : 26. Operations Research is a _________ a. Science b. Art c. Mathematics d. Both a & b
Last Answer : d. Both a & b
Description : . Operations Research involves _________ attacks of complex problems to arrive at the optimum solution a. Scientific b. Systematic c. Both a & b d. Statistical
Description : 2. Who coined the term Operations Research? a. J.F. McCloskey b. F.N. Trefethen c. P.F. Adams d. Both a & b
Last Answer : a. J.F. McCloskey
Description : 4. This Innovative science of Operations Research was discovered during ________ a. Civil War b. World War I c. World War II d. Industrial Revolution
Last Answer : c. World War II
Description : . Operations Research techniques helps to find an ________ by taking into account all the factors a. Ultimate solution b. Alternate solution c. Optimum solution d. Maximise solution
Last Answer : c. Optimum solution
Description : 16. Operations Research simply helps in improving the ______ of the solution but does not result in a perfect solution a. Quality b. Clarity c. Look d. None of the above
Last Answer : a. Quality
Description : 12. Operations Research involves various _______ to solve the problems a. Decisions b. Study c. Technique d. Applications
Last Answer : c. Technique
Description : Operations Research emphasizes on the overall approach to the system. This characteristic of Operations Research is often referred as a. System Orientation b. System Approach c. Interdisciplinary Team Approach d. None of the above
Last Answer : c. Interdisciplinary Team Approach
Description : 10. There is a great scope for ______ working as a team to solve problems of defence by using the Operations Research approach a. Economists b. Administrators c. Statisticians and Technicians d. All of the Above
Last Answer : d. All of the Above
Description : 8. Who defined Operations Research as an aid for the executive in marketing his decisions by providing him with the quantitative information based on the scientific method of analysis? a. C. Kitte b. H.M. Wagner c. E.L. Arnoff d. None of the above
Last Answer : a. C. Kitte
Description : 7. Who defined Operations Research as scientific approach to problem solving for executive management? a. E.L. Arnoff b. P.M.S. Blackett c. H.M. Wagner d. None of the above
Last Answer : c. H.M. Wagner
Description : 6. Who defined Operations Research as scientific method of providing executive departments with a quantitative basis for decisions regarding the operations under their control? a. Morse and Kimball (1946) b. P.M.S Blackett (1948) c. E.L. Arnoff and M.J. Netzorg d. None of the above
Last Answer : a. Morse and Kimball (1946)
Description : 45. LP is a major innovations since _______ in the field of business decision-making, particularly under conditions of certainty a. Industrial Revolution b. World War I c. World War II d. French Revolution
Description : Every combination of strategies determines an outcome known as _____ a. Regret b. Payoff c. Saddle point d. Profit matrix
Last Answer : b. Payoff
Description : .................... defined Operations Research as “the art of winning wars without actually fighting.” a. H M Wagner b. H A Taha c. T L Saaty d. Arthur Clark
Last Answer : d. Arthur Clark
Description : In a game, the alternatives or courses of action available to each player are called _____ a. Options b. Choices c. Actions d. strategies
Last Answer : d. strategies
Description : Floats for critical activities will be always _____ a. One b. Zero c. Highest d. Same as duration of the activity
Last Answer : b. Zero
Description : Forward pass calculations are done to find _____ occurrence times of events a. Exact b. Earliest c. Latest d. Approximate
Last Answer : b. Earliest
Description : The extra row or column which is added to balance an assignment problem is called _____ a. Regret b. Epsilon c. Dummy d. extra
Last Answer : c. Dummy
Description : If the number of jobs is not equal to the number of resources, then the problem is term as _____ assignment problem a. Balanced b. Unbalanced c. Equal d. Unequal
Last Answer : b. Unbalanced
Description : If the number of jobs is equal to the number of resources, then the problem is term as _____ assignment problem a. Balanced b. Unbalanced c. Equal d. Unequal
Last Answer : a. Balanced
Description : An optimum solution is considered the _____ among feasible solutions a. Worst b. Best c. Ineffective d. None of the above
Last Answer : b. Best
Description : _____ refers to the combination of one or more inputs to produce a particular output a. Solution b. Variable c. Process d. None of the above
Last Answer : c. Process
Description : _____ is another method to solve a given LPP involving some artificial variable? a. Big M method b. Method of penalties c. Two-phase simplex method d. None of the above
Last Answer : a. Big M method
Description : The word “Linear” means that the relationships are represented by _____ a. Diagonal lines b. Curved lines c. Straight lines d. Slanting lines
Last Answer : c. Straight lines
Description : 42. _____ assumption means the prior knowledge of all the coefficients in the objective function , the coefficients of the constraints and the resource values a. Proportionality b. Certainty c. Finite choices d. Continuity
Last Answer : b. Certainty
Description : _____ technique is related to Inventory management a. EOQ b. SQC c. CPM d. transportation
Last Answer : a. EOQ
Description : ______ are technique applied in project management a. CPM b. Assignment c. Transportation d. Decision theory
Last Answer : a. CPM
Description : All the constraints are expressed as equations and the right hand side of each constraint and all variables are non-negative is called_______ a. Canonical variable b. Canonical form c. Canonical solution d. Both a & b
Last Answer : b. Canonical form
Description : 57. The solution space(region) of an LP problem is unbounded due to a. An incorrect formulation of the LP model b. Objective function is unbounded c. Neither a nor b d. Both a & b
Last Answer : b. Objective function is unbounded c. Neither a nor b
Description : 56. Constraints in LP problem are called active if they a. Represent optimal solutions b. At optimality do not consume all the available resources c. Both a & b d. None of the above
Last Answer : a. Represent optimal solutions
Description : 46. Linear programming has been successfully applied in __________ a. Agricultural b. Industrial applications c. Both a & b d. manufacturing
Description : 34. Maximization of objective function in an L P model means a. Value occurs at allowable set of decisions b. Highest value is chosen among allowable decisions c. Neither of above d. Both a & b
Last Answer : a. Value occurs at allowable set of decision
Description : 27. The mathematical model of an LP problem is important because a. It helps in converting the verbal description & numerical data into mathematical expression b. Decision-makers prefer to ... captures the relevant relationship among decision factors d. It enables the use of algebraic technique
Last Answer : a. It helps in converting the verbal description & numerical data into mathematical expression
Description : An optimal solution of an assignment problem can be obtained only if a. Each row & column has only one zero element b. Each row & columns has at least one zero element c. The data is arrangement in a square matrix d. None of the above
Last Answer : d. None of the above
Description : If there were n workers & n jobs there would be a. N! solutions b. (n-1)! Solutions c. (n!)n solutions d. N Solutions
Last Answer : a. N! solutions
Description : An optimal assignment requires that the maximum number of lines that can be drawn through squares with zero opportunity cost be equal to the number of a. Rows or columns b. Rows & columns c. Rows + columns -1 d. None of the above
Last Answer : b. Rows & columns
Description : 40. Which of the following is a limitation associated with an LP model a. The relationship among decision variables is linear b. No guarantee to get integer valued solutions c. No considerations of effect of time & uncertainty on LP model d. All of the above
Last Answer : d. All of the above
Description : 2. Non-Negativity condition is an important component of L P model because a. Variables value should remain under the control of the decision-maker b. Value of variables make sense & correspond to real-world problems c. Variables are interrelated in terms of limited resources d. None of the above
Last Answer : b. Value of variables make sense & correspond to real-world problems
Description : 31. Constraints in an LP model represents a. Limitations b. Requirements c. Balancing limitations & requirements d. All of the above
Description : 30. The distinguishing feature of an LP model is a. Relationship among all variables is linear b. It has single objective function & constraints c. Value of decision variables is non-negative d. All of the above
Last Answer : a. Relationship among all variables is linear
Description : An activity whose start or end cannot be delay without affecting total project completion time is called ______ activity a. Dummy b. Non-critical c. Critical d. Important
Last Answer : c. Critical
Description : In a PERT network, the earliest(activity) start time is the a. Earliest time that an activity can be finished without delaying the entire project b. Latest time that an activity can ... of precedence requirements d. Latest time that an activity can be finished without delaying the entire project
Last Answer : c. Earliest time that an activity can be started without violation of precedence requirements